fijimak fijimak

08-04-2024
Mathematics

Answered

A study was done to see whether sleep made a difference in a person's ability to spell words.
Scientists had one group of 30 people sleep only 2 hours in a night while another group of 30 people slept 8 hours. Each group was then given a spelling test with 50 words on it. The results are shown in the box plot below.

Answer :

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